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Scientists did experiments on transmissions through the ground, water, and over train tracks
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the first intentional transmission of a signal by means of electromagnetic waves
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able to conclusively prove transmitted airborne electromagnetic waves
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built the first complete, commercially successful wireless telegraphy system based on airborne Hertzian waves (radio transmission)
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used a synchronous rotary-spark transmitter for the first radio program broadcast, from Ocean Bluff-Brant Rock, Massachusetts.
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broadcast the first continuous broadcast in the world from Tufts University under the call sign 1XE (it lasted 3 hours). The company later became the first to broadcast on a daily schedule, and the first to broadcast radio dance programs, university professor lectures, the weather, and bedtime stories.
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the broadcasting of television programs and radio programming by privately owned corporate media, as opposed to state sponsorship.
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Created the first FM radio
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This scientist showed through mathematical form that electromagnetic waves could propagate through free space.
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used to distribute Internet radio, typically using a lossy audio codec. Streaming audio formats include MP3, Ogg Vorbis, Windows Media Audio, RealAudio, and HE-AAC (or aacPlus)
